Poker glossary

ICM In Poker Tournaments

Learn what ICM means in tournament poker and why pay jumps can change shove, call, and fold decisions.

Definition

ICM, or Independent Chip Model, is a way to estimate how tournament chip stacks translate into payout equity.

Why it matters

Tournament chips do not have a fixed cash value. Near bubbles and final tables, losing your stack can cost more payout equity than the same chip loss would earlier in the event.

Example spot

A 15BB pair that looks like a clear chip-EV call can become a fold at a final table if shorter stacks are likely to bust first.

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Common mistake

Treating every tournament all-in like a cash-game equity spot and ignoring pay jumps, stack distribution, and bustout risk.

Related terms

Keep building the concept map

Bubble pressure

Bubble pressure is the strategic pressure created when players are close to reaching the paid places.

Effective stack

The effective stack is the smallest stack involved in a hand. It is the most either player can win or lose against each other.

Push/fold

Push/fold strategy means deciding mainly between moving all-in or folding, usually at shallow stack depths.

FAQ

Tournament spot questions

Does ICM mean you should always play tighter?

No. ICM often tightens calling ranges, but chip leaders can sometimes pressure medium stacks aggressively.

Does JustShove calculate exact ICM?

No. The MVP uses simple stage-based ICM pressure estimates, not exact payout and stack-distribution calculations.